Dealy displays practice bridge hands with user specified characteristics on your phone, tablet or desktop computer. It is particularly useful for working on hands that stump your bidding system. The Dealy logic (written in JavaScript) runs locally in your browser.
10/22/2026 update - Optional deal annotation to clipboard.
10/21/2026 update - Copy deals to clipboard. Limited testing suggests it now works with Safari.
10/18/2026 update - More fluid GUI design.
10/10/2026 update - UI and security tweeks.
9/23/2026 update - SHAPE() filter added; improved documentation.
Here are some filters that generate practice hands for some specific situations.